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From:   Jules Irenge <jbi.octave@gmail.com>
To:     linux-kernel@vger.kernel.org
Cc:     boqun.feng@gmail.com, Jules Irenge <jbi.octave@gmail.com>,
        Andrew Morton <akpm@linux-foundation.org>,
        linux-mm@kvack.org (open list:MEMORY MANAGEMENT)
Subject: [PATCH 07/30] mm/mempolicy: Add missing annotation for queue_pages_pmd()
Date:   Fri, 14 Feb 2020 20:47:18 +0000
Message-Id: <20200214204741.94112-8-jbi.octave@gmail.com>
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Sparse reports a warning at queue_pages_pmd()

context imbalance in queue_pages_pmd() - unexpected unlock

The root cause is the missing annotation at queue_pages_pmd()
Add the missing __releases(ptl)

Signed-off-by: Jules Irenge <jbi.octave@gmail.com>
---
 mm/mempolicy.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/mm/mempolicy.c b/mm/mempolicy.c
index 977c641f78cf..bb0755228150 100644
--- a/mm/mempolicy.c
+++ b/mm/mempolicy.c
@@ -442,6 +442,7 @@ static inline bool queue_pages_required(struct page *page,
  */
 static int queue_pages_pmd(pmd_t *pmd, spinlock_t *ptl, unsigned long addr,
 				unsigned long end, struct mm_walk *walk)
+	__releases(ptl)
 {
 	int ret = 0;
 	struct page *page;
-- 
2.24.1